Analysis

  • max time kernel
    158s
  • max time network
    206s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29-11-2022 16:30

General

  • Target

    2a80f26b8732d06b82077ea411410c263c96eb55c994ffdcc3933e94dd34d62f.exe

  • Size

    363KB

  • MD5

    ebe357c385bf169ad2dfaa91da144fe1

  • SHA1

    6013c4c104ca70f58e996390b61b3edacbbc6e4f

  • SHA256

    2a80f26b8732d06b82077ea411410c263c96eb55c994ffdcc3933e94dd34d62f

  • SHA512

    1c4880d8e8a3fa5fe7a69a6e4193b7687a1589bfb98ffa1d8b4f93c6b8c9e0863389ceeaff8a3bf87355bd3919c41480763a7e6d74c9a00fa6e31c5f4e859c3b

  • SSDEEP

    6144:/k4qmSeorFTNGiPbHWutldo8wk0CveI0qHqG5sDhZGFohBUAu2Cyoqiyg:M9ZrFY0bHWr0veAqKsDVLu21V

Malware Config

Extracted

Family

cybergate

Version

2.6

Botnet

vítima

C2

your_dns_here:81

192.168.0.2:81

Mutex

***MUTEX***

Attributes
  • enable_keylogger

    true

  • enable_message_box

    false

  • ftp_directory

    ./logs/

  • ftp_interval

    30

  • injected_process

    explorer.exe

  • install_dir

    spynet

  • install_file

    server.exe

  • install_flag

    true

  • keylogger_enable_ftp

    false

  • message_box_caption

    texto da mensagem

  • message_box_title

    título da mensagem

  • password

    abcd1234

  • regkey_hkcu

    HKCU

  • regkey_hklm

    HKLM

Signatures

  • CyberGate, Rebhip

    CyberGate is a lightweight remote administration tool with a wide array of functionalities.

  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Executes dropped EXE 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 21 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1288
      • C:\Users\Admin\AppData\Local\Temp\2a80f26b8732d06b82077ea411410c263c96eb55c994ffdcc3933e94dd34d62f.exe
        "C:\Users\Admin\AppData\Local\Temp\2a80f26b8732d06b82077ea411410c263c96eb55c994ffdcc3933e94dd34d62f.exe"
        2⤵
        • Adds policy Run key to start application
        • Modifies Installed Components in the registry
        • Adds Run key to start application
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1536
        • C:\Windows\SysWOW64\explorer.exe
          explorer.exe
          3⤵
          • Modifies Installed Components in the registry
          PID:1720
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:972
          • C:\Users\Admin\AppData\Local\Temp\2a80f26b8732d06b82077ea411410c263c96eb55c994ffdcc3933e94dd34d62f.exe
            "C:\Users\Admin\AppData\Local\Temp\2a80f26b8732d06b82077ea411410c263c96eb55c994ffdcc3933e94dd34d62f.exe"
            3⤵
            • Loads dropped DLL
            • Drops file in System32 directory
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of AdjustPrivilegeToken
            PID:1344
            • C:\Windows\SysWOW64\spynet\server.exe
              "C:\Windows\system32\spynet\server.exe"
              4⤵
              • Executes dropped EXE
              PID:1176
      • C:\Windows\SysWOW64\DllHost.exe
        C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
        1⤵
        • Suspicious use of FindShellTrayWindow
        PID:820

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\2.jpg

        Filesize

        78KB

        MD5

        acbd09a26c06cc26c22edc356b49b5a9

        SHA1

        daedc3635eb9240d8bb3b57787df9f7d05a2d967

        SHA256

        9ef9f456d501294283f278e5584b1172e7506339ec95bb6fd27a8210952fe55e

        SHA512

        3cd786b92c88796ecdcabe19d275dd4c00fd47604b305dd6c17fbd435ce387ac54da4ff6bc0a013ca405563435d6cb8b550611b05c5c4f142174123c7d1ecfdd

      • C:\Users\Admin\AppData\Local\Temp\XX--XX--XX.txt

        Filesize

        308KB

        MD5

        759b5e2bf6b6268b20509e3d67cf6f34

        SHA1

        dc260f8b5d6580b1ff57f02fa09f27ef1fb81ce8

        SHA256

        00fb24010d7ce96b2594564725a50995de58b8d91134ae932297327099095e64

        SHA512

        14cac8a578fccbae5f3406fba388bd0bcde57f3cb6eeb0a71b5a2504d16f98206541d08b0fa14201509dd41433ad9aab4f508e5ca6bb777e1356ee072bb3001e

      • C:\Windows\SysWOW64\spynet\server.exe

        Filesize

        363KB

        MD5

        ebe357c385bf169ad2dfaa91da144fe1

        SHA1

        6013c4c104ca70f58e996390b61b3edacbbc6e4f

        SHA256

        2a80f26b8732d06b82077ea411410c263c96eb55c994ffdcc3933e94dd34d62f

        SHA512

        1c4880d8e8a3fa5fe7a69a6e4193b7687a1589bfb98ffa1d8b4f93c6b8c9e0863389ceeaff8a3bf87355bd3919c41480763a7e6d74c9a00fa6e31c5f4e859c3b

      • C:\Windows\SysWOW64\spynet\server.exe

        Filesize

        363KB

        MD5

        ebe357c385bf169ad2dfaa91da144fe1

        SHA1

        6013c4c104ca70f58e996390b61b3edacbbc6e4f

        SHA256

        2a80f26b8732d06b82077ea411410c263c96eb55c994ffdcc3933e94dd34d62f

        SHA512

        1c4880d8e8a3fa5fe7a69a6e4193b7687a1589bfb98ffa1d8b4f93c6b8c9e0863389ceeaff8a3bf87355bd3919c41480763a7e6d74c9a00fa6e31c5f4e859c3b

      • \Windows\SysWOW64\spynet\server.exe

        Filesize

        363KB

        MD5

        ebe357c385bf169ad2dfaa91da144fe1

        SHA1

        6013c4c104ca70f58e996390b61b3edacbbc6e4f

        SHA256

        2a80f26b8732d06b82077ea411410c263c96eb55c994ffdcc3933e94dd34d62f

        SHA512

        1c4880d8e8a3fa5fe7a69a6e4193b7687a1589bfb98ffa1d8b4f93c6b8c9e0863389ceeaff8a3bf87355bd3919c41480763a7e6d74c9a00fa6e31c5f4e859c3b

      • \Windows\SysWOW64\spynet\server.exe

        Filesize

        363KB

        MD5

        ebe357c385bf169ad2dfaa91da144fe1

        SHA1

        6013c4c104ca70f58e996390b61b3edacbbc6e4f

        SHA256

        2a80f26b8732d06b82077ea411410c263c96eb55c994ffdcc3933e94dd34d62f

        SHA512

        1c4880d8e8a3fa5fe7a69a6e4193b7687a1589bfb98ffa1d8b4f93c6b8c9e0863389ceeaff8a3bf87355bd3919c41480763a7e6d74c9a00fa6e31c5f4e859c3b

      • memory/1176-101-0x0000000000400000-0x000000000046D000-memory.dmp

        Filesize

        436KB

      • memory/1176-96-0x0000000000000000-mapping.dmp

      • memory/1176-103-0x0000000000400000-0x000000000046D000-memory.dmp

        Filesize

        436KB

      • memory/1288-60-0x0000000024010000-0x0000000024072000-memory.dmp

        Filesize

        392KB

      • memory/1344-104-0x0000000024160000-0x00000000241C2000-memory.dmp

        Filesize

        392KB

      • memory/1344-90-0x0000000024160000-0x00000000241C2000-memory.dmp

        Filesize

        392KB

      • memory/1344-99-0x00000000046F0000-0x000000000475D000-memory.dmp

        Filesize

        436KB

      • memory/1344-81-0x0000000000000000-mapping.dmp

      • memory/1344-100-0x00000000046F0000-0x000000000475D000-memory.dmp

        Filesize

        436KB

      • memory/1344-84-0x0000000000400000-0x000000000046D000-memory.dmp

        Filesize

        436KB

      • memory/1344-93-0x0000000024160000-0x00000000241C2000-memory.dmp

        Filesize

        392KB

      • memory/1536-67-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/1536-91-0x0000000000400000-0x000000000046D000-memory.dmp

        Filesize

        436KB

      • memory/1536-85-0x0000000024160000-0x00000000241C2000-memory.dmp

        Filesize

        392KB

      • memory/1536-83-0x0000000000220000-0x000000000028D000-memory.dmp

        Filesize

        436KB

      • memory/1536-77-0x00000000240F0000-0x0000000024152000-memory.dmp

        Filesize

        392KB

      • memory/1536-54-0x0000000075CF1000-0x0000000075CF3000-memory.dmp

        Filesize

        8KB

      • memory/1536-66-0x0000000000400000-0x000000000046D000-memory.dmp

        Filesize

        436KB

      • memory/1536-57-0x0000000024010000-0x0000000024072000-memory.dmp

        Filesize

        392KB

      • memory/1536-55-0x0000000000400000-0x000000000046D000-memory.dmp

        Filesize

        436KB

      • memory/1720-75-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/1720-72-0x0000000024080000-0x00000000240E2000-memory.dmp

        Filesize

        392KB

      • memory/1720-65-0x0000000075461000-0x0000000075463000-memory.dmp

        Filesize

        8KB

      • memory/1720-63-0x0000000000000000-mapping.dmp